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3-Chloropropyne Structure

3-Chloropropyne

Chemical Properties

Melting point <-50°C
Boiling point 58 °C(lit.)
Density  1.03 g/mL at 25 °C(lit.)
vapor pressure  24.08-69.52kPa at 20-50℃
refractive index  n20/D 1.456
Flash point 7 °F
storage temp.  2-8°C
solubility  benzene: miscible
form  clear liquid
color  Colorless to Red to Green
Water Solubility  Not miscible or difficult to mix with water.
Merck  14,7810
BRN  506005
Dielectric constant 7.5599999999999996
Exposure limits ACGIH: TWA 20 ppm
OSHA: Ceiling 300 ppm; TWA 200 ppm
NIOSH: IDLH 500 ppm; TWA 100 ppm(375 mg/m3); STEL 150 ppm(560 mg/m3)
LogP 1.3 at 25℃
CAS DataBase Reference 624-65-7(CAS DataBase Reference)
FDA UNII 3M62YFL252
NIST Chemistry Reference 1-Propyne, 3-chloro-(624-65-7)
EPA Substance Registry System 1-Propyne, 3-chloro- (624-65-7)
UNSPSC Code 12352100
NACRES NA.22
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Safety

Symbol(GHS) GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal wordDanger
Hazard statements H225-H301+H311+H331-H314
Precautionary statements P210-P233-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  F,T,C
Risk Statements  11-23/24/25-34-65-48/20-63
Safety Statements  16-26-36/37/39-45-27-62
RIDADR  UN 3286 3/PG 2
WGK Germany  2
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29032990
NFPA 704:
3
4 0

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